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    <title>Document</title>
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    <script>
        //声明常量
        const school = '西安文理';
        //1.一定要赋初始值
        // const A;
        //2.一般常量使用大写(潜规则)
        const a = 100
        //3.常量的值不能修改
        SCHOOL = '西安大学'
        //4.块级作用域
        {
            const PLAYER = 'UIZ';
        }
        console.log(PLAYER);
        //5.对于数组和对象的元素修改，不算做对常量的修改，不会报错
        const TEAM = ['UZI','MLXG','Ming','Letme']
        TEAM.push('Meiko')
    </script>
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